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Worksheet: Estimating Square Roots

Q1:

Which of the following numbers is closest to 5?

  • A
  • B
  • C
  • D
  • E

Q2:

Which of the following numbers is closest to 9?

  • A
  • B
  • C
  • D
  • E

Q3:

Which of the following is an irrational number that lies between 2 and 3?

  • A
  • B
  • C
  • D
  • E2.6

Q4:

In a triangle whose base and height are equal, the base length is given by , where is the area of the triangle. Estimate, to the nearest whole number, the base length of this triangle if its area is 17 square meters.

Q5:

The formula for the area of a square is , where is the side length. Estimate the side length of a square whose area is 74 square inches.

Q6:

Estimate the solution of the following equation to the nearest integer: .

  • A or
  • B or
  • C or
  • D or